diff -rup go.orig/src/github.com/hanwen/usb/usb.go go/src/github.com/hanwen/usb/usb.go
--- go.orig/src/github.com/hanwen/usb/usb.go	2016-07-15 23:49:34.013672660 +0800
+++ go/src/github.com/hanwen/usb/usb.go	2016-07-15 23:55:13.420348833 +0800
@@ -5,6 +5,7 @@
 package usb
 
 // #cgo pkg-config: libusb-1.0
+// #cgo LDFLAGS: -lusb-1.0
 // #include <libusb.h>
 import "C"
 import (
